The 2005 single "421: A Will" showcases Kotoko's signature blend of energetic vocals and J-pop sensibilities. The release features two distinct tracks, highlighting her versatility within the genre.
- "421: A Will" was released on October 13, 2005, by NBCUniversal Entertainment. The single was featured as an insert song in the anime television series 'Kage[:] - the animation'. The original score for the anime was composed by Tanaka Kouhei.
- The single was released in two formats: a standard CD and a limited edition pressing with bonus content. The limited edition included a DVD featuring the music video for the title track.
- "421: A Will" is one of Kotoko's many contributions to anime soundtracks, a significant part of her discography.
Kotoko is a Japanese singer. She is known for her work in anime music.
Tracklist
